Thread (9 messages) 9 messages, 3 authors, 2014-07-10

Re: [PATCH V4 2/2] arm: dts: dra7: add crossbar device binding

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From: Lokesh Vutla <hidden>
Date: 2014-07-10 05:59:06
Also in: linux-arm-kernel, linux-omap, lkml

Hi Tony,
On Wednesday 09 July 2014 09:14 PM, Tony Lindgren wrote:
* Tony Lindgren [off-list ref] [140626 03:28]:
quoted
* Sricharan R [off-list ref] [140626 01:36]:
quoted
Hi Tony,

On Thursday 26 June 2014 01:14 PM, Tony Lindgren wrote:
quoted
* Sricharan R [off-list ref] [140626 00:29]:
quoted
From: R Sricharan <redacted>

There is a IRQ crossbar device in the soc, which
maps the irq requests from the peripherals to the
mpu interrupt controller's inputs. The Peripheral irq
requests are connected to only one crossbar
input and the output of the crossbar is connected to only one
controller's input line. The crossbar device is used to map
a peripheral input to a free mpu's interrupt controller line.

Here, adding a new crossbar device node and replacing all the peripheral
interrupt numbers with its fixed crossbar input lines.
I think these two patches need to be a single patch to avoid
breaking booting for git bisect inbetween these patches?
  This does not cause booting issues. irq_desc gets allocated linearly,
   but that does not create boot issues.
OK
These are now applied on top of Jason's immutable irqchip branch
and merged and pushed out into omap-for-v3.17/dt. Can you guys
please test?
I have tested omap-for-v3.17/dt on DRA7 EVM. Crossbar is working fine.
Looks good to me.

lokesh@a0131933lt:~/working/mainline/linux$ git describe 
v3.16-rc1-34-g6464099

Please find the logs here: http://paste.ubuntu.com/7773616/

Thanks and regards,
Lokesh
Regards,

Tony
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